{"product_id":"dual-color-switchback-drl-indicator-led","title":"Dual-Color Switchback LED DRL \u0026 Turn Signal Bulbs (Pair)","description":"\u003ch2\u003eDual-Color Switchback LED DRL \u0026amp; Turn Signal Bulbs (Pair)\u003c\/h2\u003e\n\u003cp\u003eTransform standard front halogen indicators into high-intensity \u003cstrong\u003eDual-Color Switchback LED Daytime Running Lights (DRL) \u0026amp; Turn Signals\u003c\/strong\u003e. Equipped with 42 high-output 2835 SMD LEDs (21 pure white + 21 amber), this smart upgrade illuminates in bright \u003cstrong\u003e6000K White\u003c\/strong\u003e while driving, and automatically switches to dynamic \u003cstrong\u003eAmber\u003c\/strong\u003e when the turn indicator is activated.\u003c\/p\u003e\n\n\u003cdiv style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-left: 4px solid #f59e0b; padding: 14px 18px; margin: 20px 0; border-radius: 6px;\"\u003e\n  \u003cdiv style=\"font-weight: 600; color: #1e293b; margin-bottom: 8px; font-size: 1rem;\"\u003e\n    ⚡ Fitment \u0026amp; Socket Selection Guide\n  \u003c\/div\u003e\n  \u003cul style=\"margin: 0; padding-left: 18px; color: #334155; font-size: 0.95rem; line-height: 1.6;\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDedicated Front Turn Signal Upgrade:\u003c\/strong\u003e Replaces factory front halogen indicator bulbs, adding crisp white DRL illumination with seamless amber switchback functionality.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSelect Your Matching Socket:\u003c\/strong\u003e Available in \u003cstrong\u003ePY21W (BAU15S 150° offset pins)\u003c\/strong\u003e, \u003cstrong\u003eWY21W (T20 7440 wedge)\u003c\/strong\u003e, and \u003cstrong\u003ePSY24W\u003c\/strong\u003e. (For example, Tata cars typically use PY21W, while Honda cars use WY21W).\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eReference Guide Only:\u003c\/strong\u003e Automakers vary bulb sockets across trim levels and model years. The compatibility list below is provided for guidance and assistance only.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eVerify Before Ordering:\u003c\/strong\u003e Please check your vehicle owner's manual or inspect your existing front indicator bulb base to choose the correct socket option.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFree Verification Help:\u003c\/strong\u003e Unsure? Send a photo of your current bulb or headlight indicator socket to Durvient support for quick verification.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eHow It Works\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNormal Driving (DRL Mode):\u003c\/strong\u003e Illuminates in crisp 6000K Xenon White (6W power draw), enhancing vehicle road presence during daytime and adverse weather.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTurn Signal Engaged (Switchback Mode):\u003c\/strong\u003e The white DRL automatically switches OFF, and the bulb flashes in vibrant amber (22W power draw) with instant-on LED response.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTurn Signal Canceled:\u003c\/strong\u003e Automatically switches back to pure white DRL mode with zero delay.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e90% Plug-and-Play Installation:\u003c\/strong\u003e The main adapter plugs directly into your factory front turn signal socket. A universal flexible rubber grommet base ensures a snug, moisture-tight seal in the headlight housing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-In 50W Canbus Load Resistors:\u003c\/strong\u003e Heavy-duty golden aluminum heat-sink resistors draw proper electrical load to eliminate hyperflashing and dashboard bulb-out warnings on modern BCM networks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInline Circuit Protection:\u003c\/strong\u003e The DRL auxiliary wire harness features an integrated inline fuse holder to protect your vehicle's factory electrical circuits.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e42 High-Intensity 2835 SMD LEDs:\u003c\/strong\u003e 21 white and 21 amber diodes configured in a 360-degree cylindrical layout for full reflector coverage without dark spots.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation \u0026amp; Resistor Mounting Tip\u003c\/h3\u003e\n\u003cp\u003eConnect the main bulb adapter to your factory indicator socket. Connect the single auxiliary DRL power wire (with inline fuse) to an ignition-switched ACC fuse in the engine fuse box or your vehicle's parking light wire. \u003cstrong\u003eImportant:\u003c\/strong\u003e The 50W aluminum resistors naturally dissipate heat during turn signal operation and must be mounted to a metal surface in the engine bay using the included mounting hardware.\u003c\/p\u003e","brand":"Durvient","offers":[{"title":"PSY24W","offer_id":59842259091742,"sku":"42LED-Switchback-DRL-PS24W-1P","price":1599.0,"currency_code":"INR","in_stock":false},{"title":"PY21W BAU15S","offer_id":59842259124510,"sku":"42LED-Switchback-DRL-BAU15S-1P","price":1549.0,"currency_code":"INR","in_stock":true},{"title":"WY21W T20 7440","offer_id":59842259157278,"sku":"42LED-Switchback-T20-7440-1P","price":1549.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1084\/7069\/8270\/files\/switchback-indicator-drl-for-cars-42LED-Switchback-DRL-1P.webp?v=1787684734","url":"https:\/\/durvient.com\/products\/dual-color-switchback-drl-indicator-led","provider":"Durvient Store","version":"1.0","type":"link"}